{"data":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-17T05:35:58.500035+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"operator":{"type":"operator","id":"L11168","name":"Rhone-Poulenc Basic Chemicals Company"},"controller":{"type":"controller","id":"M07850","name":"Rhone-Poulenc S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00236","name":"Unilever United States Inc"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|M00236|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02764","name":"Triangle Mining Company"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1950-01-01","validTo":"1978-09-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L02764|1950-01-01|1978-09-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02286","name":"Triangle Mining Company"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1950-01-01","validTo":"1978-09-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|M02286|1950-01-01|1978-09-12"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02286","name":"Triangle Mining Company"},"object":{"type":"operator","id":"L02764","name":"Triangle Mining Company"},"validFrom":"1950-01-01","validTo":"1978-09-12","current":false,"derived":true,"evidenceMineId":"1000095","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L02764|1950-01-01|M02286|1950-01-01|124708"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00292","name":"Stauffer Chemical Company"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1978-09-13","validTo":"1987-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L00292|1978-09-13|1987-11-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00236","name":"Unilever United States Inc"},"object":{"type":"operator","id":"L00292","name":"Stauffer Chemical Company"},"validFrom":"1978-09-13","validTo":"1987-11-30","current":false,"derived":true,"evidenceMineId":"1000095","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L00292|1978-09-13|M00236|1950-01-01|108009"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11168","name":"Rhone-Poulenc Basic Chemicals Company"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1987-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L11168|1987-12-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07850","name":"Rhone-Poulenc S A"},"object":{"type":"mine","id":"1000095","name":"Wooley Valley Operation"},"validFrom":"1987-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|M07850|1987-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07850","name":"Rhone-Poulenc S A"},"object":{"type":"operator","id":"L11168","name":"Rhone-Poulenc Basic Chemicals Company"},"validFrom":"1987-12-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1000095","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1000095|L11168|1987-12-01|M07850|1987-12-01|142112"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1000095","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}